Table 5. Descriptive statistics for the mechanical properties of six-layered cross laminated timber (unit: kg/cm2)

CLT Shear strength (dry test) Shear strength (wet test) MOR MOE
Mean SD SE Mean SD SE Mean SD SE Mean SD SE
C 33.513a 0.445 0.2227 6.352b 0.379 0.1896 423.23a 13.25 6.625 73,179d 70,745 1,048.63
S 56.31b 3.37 1.6832 9.530c 0.364 0.1820 433.06ab 5.22 2.610 54,929b 809 404.27
J 51.99b 4.32 2.1594 14.585d 0.898 0.4490 431.17ab 13.86 6.931 47,216a 1,512 756.03
CS 29.435a 1.392 0.6960 4.330a 0.656 0.2683 467.28b 17.49 8.745 74,549d 3,826 1,912.96
CJ 33.968a 1.461 0.7305 5.7225b 0.1854 0.0927 632.37c 35.7 17.837 63,625c 1,571 785.50
Values followed by the same letter within a columns are not statistically different based on Tukey’s range test.
CLT: cross laminated timber, MOR: modulus of rupture, MOE: modulus of elasticity, C: coconut, S: sengon, J: jabon, CS: coconut-sengon, CJ: coconut-jabon.